The phrase "agreement previously" is correct and usable in written English.
It can be used when referring to an agreement that was made at an earlier time.
Example: "As per our agreement previously, we will proceed with the project timeline discussed last month."
Alternatives: "prior agreement" or "previously established agreement".
Yesterday, Worldcom's board discussed whether it could alter a severance agreement previously signed with Bernard J. Ebbers, the company's former chief executive.
Under the tentative agreement, previously authorized military aid could be commingled with the new "humanitarian" aid shipments for the first 12 days of 1988.
In an agreement previously worked out with the federal government the trove must be kept together, and not sold off piecemeal.
If Mr. Hicks is convicted of any of the charges, he will be able to serve his sentence in Australia under an agreement previously reached between diplomats for the two countries.
"The administration's insistence on raising taxes on job creators and its reluctance to take the steps necessary to strengthen our entitlement programs are the reasons the president and I were not able to reach an agreement previously," Mr. Boehner said.
House speaker John Boehner said: "This administration's insistence on raising taxes on job creators, and its reluctance to take the steps necessary to strengthen our entitlement programs, are the reasons the president and I were not able to reach an agreement previously – and it is evident today that these barriers remain".
TURKS CAUSE NO ALARM Shifting of Troops Explained an In Accord With Agreements Previously Reached.
The Coalition has refused to support the funding agreements previously signed by Labor with the states for years five and six of the Gonski funding deals.
5) Single IRB Review and Reliance Agreements: Previously, each institution participating in a research project needed to review and approve an identical IRB protocol.
But on Friday, the museum said the exhibition was back on and "coming to Cleveland under terms that are consistent with the agreements previously reached".
This observation is in agreement with previously reported measurements26.
